class Node:
    def __init__(self, value):
        self.data = value
        self.next = None
        
    # @property
    # def data(self):
    #     return self._data
    #
    # @data.setter
    # def data(self, value):
    #     self._data = value
    #
    # @property
    # def next(self):
    #     return self._next
    #
    # @next.setter
    # def next(self, value):
    #     self._next = value
